Fig. 4: Variable-temperature effective magnetic moment SQUID data for uranium(IV)-imido (3M) and uranium(V)-nitride (5M) complexes.
From: Evidence for ligand- and solvent-induced disproportionation of uranium(IV)

a μeff (μB) vs T (K) data in a 0.5 T external field for 3Li (black squares), 3Na (red circles), 3K (blue triangles), 3Rb (violet triangles), and 3Cs (green squares). b μeff (μB) vs T (K) data in a 0.5 T external field for 5Li (black squares), 5Na (red circles), 5K (blue triangles), 5Rb (violet triangles), and 5Cs (green squares).